An interstellar comet that originated outside our solar system just made its closest pass of the sun, setting it on an outgoing path — but it’s not leaving our cosmic neighborhood yet. Related video ...

A rare interstellar comet reaches its closest point to the sun on Wednesday and Thursday — and it's exciting astronomers around the world. Comet 3I/ATLAS is just the third confirmed interstellar ...

THE SPACE COMMUNITY RECENTLY. AN INTERSTELLAR COMET THAT BEGAN OUTSIDE OUR SOLAR SYSTEM HAS JUST MADE ITS CLOSEST PASS OF THE SUN. THAT’S RIGHT. SO ASTRONOMERS HAVE OBSERVED THE COMET SINCE JULY, BUT ...

The comet was first discovered in January by astronomer Greg Leonard. The celestial object has likely spent the last 35,000 years traveling toward the sun, according to Sky & Telescope, and once it ...

A comet not seen in about 80,000 years — since Neanderthals walked the Earth — will be visible soon. In fact, the comet — known as C/2023 A3 Tsuchinshan-Atlas, as well as the “Oort Cloud” comet — will ...

Comet Leonard, which last passed by Earth 80,000 years ago, has been dazzling the night sky before Christmas, and there's only a few days left to see the celestial object before it disappears forever.

(CNN) — An interstellar comet that originated outside our solar system just made its closest pass of the sun, setting it on an outgoing path — but it’s not leaving our cosmic neighborhood yet. The ...